19153680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:913

約数の個数: 160

約数和(自身を含む): 73161984

約数和(自身を除く): 54008304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 877, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1754, 1820, 2184, 2631, 2730, 3120, 3508, 3640, 4368, 4385, 5262, 5460, 6139, 7016, 7280, 8770, 10524, 10920, 11401, 12278, 13155, 14032, 17540, 18417, 21048, 21840, 22802, 24556, 26310, 30695, 34203, 35080, 36834, 42096, 45604, 49112, 52620, 57005, 61390, 68406, 70160, 73668, 79807, 91208, 92085, 98224, 105240, 114010, 122780, 136812, 147336, 159614, 171015, 182416, 184170, 210480, 228020, 239421, 245560, 273624, 294672, 319228, 342030, 368340, 399035, 456040, 478842, 491120, 547248, 638456, 684060, 736680, 798070, 912080, 957684, 1197105, 1276912, 1368120, 1473360, 1596140, 1915368, 2394210, 2736240, 3192280, 3830736, 4788420, 6384560, 9576840, 19153680]

約数ペア:

[(1, 19153680), (2, 9576840), (3, 6384560), (4, 4788420), (5, 3830736), (6, 3192280), (7, 2736240), (8, 2394210), (10, 1915368), (12, 1596140), (13, 1473360), (14, 1368120), (15, 1276912), (16, 1197105), (20, 957684), (21, 912080), (24, 798070), (26, 736680), (28, 684060), (30, 638456), (35, 547248), (39, 491120), (40, 478842), (42, 456040), (48, 399035), (52, 368340), (56, 342030), (60, 319228), (65, 294672), (70, 273624), (78, 245560), (80, 239421), (84, 228020), (91, 210480), (104, 184170), (105, 182416), (112, 171015), (120, 159614), (130, 147336), (140, 136812), (156, 122780), (168, 114010), (182, 105240), (195, 98224), (208, 92085), (210, 91208), (240, 79807), (260, 73668), (273, 70160), (280, 68406), (312, 61390), (336, 57005), (364, 52620), (390, 49112), (420, 45604), (455, 42096), (520, 36834), (546, 35080), (560, 34203), (624, 30695), (728, 26310), (780, 24556), (840, 22802), (877, 21840), (910, 21048), (1040, 18417), (1092, 17540), (1365, 14032), (1456, 13155), (1560, 12278), (1680, 11401), (1754, 10920), (1820, 10524), (2184, 8770), (2631, 7280), (2730, 7016), (3120, 6139), (3508, 5460), (3640, 5262), (4368, 4385)]