19001520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:504

約数の個数: 160

約数和(自身を含む): 69043200

約数和(自身を除く): 50041680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 463, 513, 540, 570, 684, 720, 760, 855, 912, 926, 1026, 1080, 1140, 1368, 1389, 1520, 1710, 1852, 2052, 2160, 2280, 2315, 2565, 2736, 2778, 3420, 3704, 4104, 4167, 4560, 4630, 5130, 5556, 6840, 6945, 7408, 8208, 8334, 8797, 9260, 10260, 11112, 12501, 13680, 13890, 16668, 17594, 18520, 20520, 20835, 22224, 25002, 26391, 27780, 33336, 35188, 37040, 41040, 41670, 43985, 50004, 52782, 55560, 62505, 66672, 70376, 79173, 83340, 87970, 100008, 105564, 111120, 125010, 131955, 140752, 158346, 166680, 175940, 200016, 211128, 237519, 250020, 263910, 316692, 333360, 351880, 395865, 422256, 475038, 500040, 527820, 633384, 703760, 791730, 950076, 1000080, 1055640, 1187595, 1266768, 1583460, 1900152, 2111280, 2375190, 3166920, 3800304, 4750380, 6333840, 9500760, 19001520]

約数ペア:

[(1, 19001520), (2, 9500760), (3, 6333840), (4, 4750380), (5, 3800304), (6, 3166920), (8, 2375190), (9, 2111280), (10, 1900152), (12, 1583460), (15, 1266768), (16, 1187595), (18, 1055640), (19, 1000080), (20, 950076), (24, 791730), (27, 703760), (30, 633384), (36, 527820), (38, 500040), (40, 475038), (45, 422256), (48, 395865), (54, 351880), (57, 333360), (60, 316692), (72, 263910), (76, 250020), (80, 237519), (90, 211128), (95, 200016), (108, 175940), (114, 166680), (120, 158346), (135, 140752), (144, 131955), (152, 125010), (171, 111120), (180, 105564), (190, 100008), (216, 87970), (228, 83340), (240, 79173), (270, 70376), (285, 66672), (304, 62505), (342, 55560), (360, 52782), (380, 50004), (432, 43985), (456, 41670), (463, 41040), (513, 37040), (540, 35188), (570, 33336), (684, 27780), (720, 26391), (760, 25002), (855, 22224), (912, 20835), (926, 20520), (1026, 18520), (1080, 17594), (1140, 16668), (1368, 13890), (1389, 13680), (1520, 12501), (1710, 11112), (1852, 10260), (2052, 9260), (2160, 8797), (2280, 8334), (2315, 8208), (2565, 7408), (2736, 6945), (2778, 6840), (3420, 5556), (3704, 5130), (4104, 4630), (4167, 4560)]