20619173160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{1103}}^1$

素因数の和:2053

約数の個数: 256

約数和(自身を含む): 72493056000

約数和(自身を除く): 51873882840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 911, 1026, 1080, 1103, 1140, 1368, 1710, 1822, 2052, 2206, 2280, 2565, 2733, 3309, 3420, 3644, 4104, 4412, 4555, 5130, 5466, 5515, 6618, 6840, 7288, 8199, 8824, 9110, 9927, 10260, 10932, 11030, 13236, 13665, 16398, 16545, 17309, 18220, 19854, 20520, 20957, 21864, 22060, 24597, 26472, 27330, 29781, 32796, 33090, 34618, 36440, 39708, 40995, 41914, 44120, 49194, 49635, 51927, 54660, 59562, 62871, 65592, 66180, 69236, 79416, 81990, 83828, 86545, 98388, 99270, 103854, 104785, 109320, 119124, 122985, 125742, 132360, 138472, 148905, 155781, 163980, 167656, 173090, 188613, 196776, 198540, 207708, 209570, 238248, 245970, 251484, 259635, 297810, 311562, 314355, 327960, 346180, 377226, 397080, 415416, 419140, 467343, 491940, 502968, 519270, 565839, 595620, 623124, 628710, 692360, 754452, 778905, 838280, 934686, 943065, 983880, 1004833, 1038540, 1131678, 1191240, 1246248, 1257420, 1508904, 1557810, 1869372, 1886130, 2009666, 2077080, 2263356, 2336715, 2514840, 2829195, 3014499, 3115620, 3738744, 3772260, 4019332, 4526712, 4673430, 5024165, 5658390, 6028998, 6231240, 7544520, 8038664, 9043497, 9346860, 10048330, 11316780, 12057996, 15072495, 18086994, 18693720, 19091827, 20096660, 22633560, 24115992, 27130491, 30144990, 36173988, 38183654, 40193320, 45217485, 54260982, 57275481, 60289980, 72347976, 76367308, 90434970, 95459135, 108521964, 114550962, 120579960, 135652455, 152734616, 171826443, 180869940, 190918270, 217043928, 229101924, 271304910, 286377405, 343652886, 361739880, 381836540, 458203848, 515479329, 542609820, 572754810, 687305772, 763673080, 859132215, 1030958658, 1085219640, 1145509620, 1374611544, 1718264430, 2061917316, 2291019240, 2577396645, 3436528860, 4123834632, 5154793290, 6873057720, 10309586580, 20619173160]

約数ペア:

[(1, 20619173160), (2, 10309586580), (3, 6873057720), (4, 5154793290), (5, 4123834632), (6, 3436528860), (8, 2577396645), (9, 2291019240), (10, 2061917316), (12, 1718264430), (15, 1374611544), (18, 1145509620), (19, 1085219640), (20, 1030958658), (24, 859132215), (27, 763673080), (30, 687305772), (36, 572754810), (38, 542609820), (40, 515479329), (45, 458203848), (54, 381836540), (57, 361739880), (60, 343652886), (72, 286377405), (76, 271304910), (90, 229101924), (95, 217043928), (108, 190918270), (114, 180869940), (120, 171826443), (135, 152734616), (152, 135652455), (171, 120579960), (180, 114550962), (190, 108521964), (216, 95459135), (228, 90434970), (270, 76367308), (285, 72347976), (342, 60289980), (360, 57275481), (380, 54260982), (456, 45217485), (513, 40193320), (540, 38183654), (570, 36173988), (684, 30144990), (760, 27130491), (855, 24115992), (911, 22633560), (1026, 20096660), (1080, 19091827), (1103, 18693720), (1140, 18086994), (1368, 15072495), (1710, 12057996), (1822, 11316780), (2052, 10048330), (2206, 9346860), (2280, 9043497), (2565, 8038664), (2733, 7544520), (3309, 6231240), (3420, 6028998), (3644, 5658390), (4104, 5024165), (4412, 4673430), (4555, 4526712), (5130, 4019332), (5466, 3772260), (5515, 3738744), (6618, 3115620), (6840, 3014499), (7288, 2829195), (8199, 2514840), (8824, 2336715), (9110, 2263356), (9927, 2077080), (10260, 2009666), (10932, 1886130), (11030, 1869372), (13236, 1557810), (13665, 1508904), (16398, 1257420), (16545, 1246248), (17309, 1191240), (18220, 1131678), (19854, 1038540), (20520, 1004833), (20957, 983880), (21864, 943065), (22060, 934686), (24597, 838280), (26472, 778905), (27330, 754452), (29781, 692360), (32796, 628710), (33090, 623124), (34618, 595620), (36440, 565839), (39708, 519270), (40995, 502968), (41914, 491940), (44120, 467343), (49194, 419140), (49635, 415416), (51927, 397080), (54660, 377226), (59562, 346180), (62871, 327960), (65592, 314355), (66180, 311562), (69236, 297810), (79416, 259635), (81990, 251484), (83828, 245970), (86545, 238248), (98388, 209570), (99270, 207708), (103854, 198540), (104785, 196776), (109320, 188613), (119124, 173090), (122985, 167656), (125742, 163980), (132360, 155781), (138472, 148905)]