84121740

素因数分解:

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

素因数の和:954

約数の個数: 144

約数和(自身を含む): 278853120

約数和(自身を除く): 194731380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 911, 972, 1026, 1140, 1215, 1539, 1620, 1710, 1822, 2052, 2430, 2565, 2733, 3078, 3420, 3644, 4555, 4617, 4860, 5130, 5466, 6156, 7695, 8199, 9110, 9234, 10260, 10932, 13665, 15390, 16398, 17309, 18220, 18468, 23085, 24597, 27330, 30780, 32796, 34618, 40995, 46170, 49194, 51927, 54660, 69236, 73791, 81990, 86545, 92340, 98388, 103854, 122985, 147582, 155781, 163980, 173090, 207708, 221373, 245970, 259635, 295164, 311562, 346180, 368955, 442746, 467343, 491940, 519270, 623124, 737910, 778905, 885492, 934686, 1038540, 1106865, 1402029, 1475820, 1557810, 1869372, 2213730, 2336715, 2804058, 3115620, 4206087, 4427460, 4673430, 5608116, 7010145, 8412174, 9346860, 14020290, 16824348, 21030435, 28040580, 42060870, 84121740]

約数ペア:

[(1, 84121740), (2, 42060870), (3, 28040580), (4, 21030435), (5, 16824348), (6, 14020290), (9, 9346860), (10, 8412174), (12, 7010145), (15, 5608116), (18, 4673430), (19, 4427460), (20, 4206087), (27, 3115620), (30, 2804058), (36, 2336715), (38, 2213730), (45, 1869372), (54, 1557810), (57, 1475820), (60, 1402029), (76, 1106865), (81, 1038540), (90, 934686), (95, 885492), (108, 778905), (114, 737910), (135, 623124), (162, 519270), (171, 491940), (180, 467343), (190, 442746), (228, 368955), (243, 346180), (270, 311562), (285, 295164), (324, 259635), (342, 245970), (380, 221373), (405, 207708), (486, 173090), (513, 163980), (540, 155781), (570, 147582), (684, 122985), (810, 103854), (855, 98388), (911, 92340), (972, 86545), (1026, 81990), (1140, 73791), (1215, 69236), (1539, 54660), (1620, 51927), (1710, 49194), (1822, 46170), (2052, 40995), (2430, 34618), (2565, 32796), (2733, 30780), (3078, 27330), (3420, 24597), (3644, 23085), (4555, 18468), (4617, 18220), (4860, 17309), (5130, 16398), (5466, 15390), (6156, 13665), (7695, 10932), (8199, 10260), (9110, 9234)]