72530220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 249984000

約数和(自身を除く): 177453780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 61, 70, 76, 84, 95, 105, 114, 122, 133, 140, 149, 183, 190, 210, 228, 244, 266, 285, 298, 305, 366, 380, 399, 420, 427, 447, 532, 570, 596, 610, 665, 732, 745, 798, 854, 894, 915, 1043, 1140, 1159, 1220, 1281, 1330, 1490, 1596, 1708, 1788, 1830, 1995, 2086, 2135, 2235, 2318, 2562, 2660, 2831, 2980, 3129, 3477, 3660, 3990, 4172, 4270, 4470, 4636, 5124, 5215, 5662, 5795, 6258, 6405, 6954, 7980, 8113, 8493, 8540, 8940, 9089, 10430, 11324, 11590, 12516, 12810, 13908, 14155, 15645, 16226, 16986, 17385, 18178, 19817, 20860, 23180, 24339, 25620, 27267, 28310, 31290, 32452, 33972, 34770, 36356, 39634, 40565, 42465, 45445, 48678, 54534, 56620, 59451, 62580, 63623, 69540, 79268, 81130, 84930, 90890, 97356, 99085, 109068, 118902, 121695, 127246, 136335, 162260, 169860, 172691, 181780, 190869, 198170, 237804, 243390, 254492, 272670, 297255, 318115, 345382, 381738, 396340, 486780, 518073, 545340, 594510, 636230, 690764, 763476, 863455, 954345, 1036146, 1189020, 1208837, 1272460, 1726910, 1908690, 2072292, 2417674, 2590365, 3453820, 3626511, 3817380, 4835348, 5180730, 6044185, 7253022, 10361460, 12088370, 14506044, 18132555, 24176740, 36265110, 72530220]

約数ペア:

[(1, 72530220), (2, 36265110), (3, 24176740), (4, 18132555), (5, 14506044), (6, 12088370), (7, 10361460), (10, 7253022), (12, 6044185), (14, 5180730), (15, 4835348), (19, 3817380), (20, 3626511), (21, 3453820), (28, 2590365), (30, 2417674), (35, 2072292), (38, 1908690), (42, 1726910), (57, 1272460), (60, 1208837), (61, 1189020), (70, 1036146), (76, 954345), (84, 863455), (95, 763476), (105, 690764), (114, 636230), (122, 594510), (133, 545340), (140, 518073), (149, 486780), (183, 396340), (190, 381738), (210, 345382), (228, 318115), (244, 297255), (266, 272670), (285, 254492), (298, 243390), (305, 237804), (366, 198170), (380, 190869), (399, 181780), (420, 172691), (427, 169860), (447, 162260), (532, 136335), (570, 127246), (596, 121695), (610, 118902), (665, 109068), (732, 99085), (745, 97356), (798, 90890), (854, 84930), (894, 81130), (915, 79268), (1043, 69540), (1140, 63623), (1159, 62580), (1220, 59451), (1281, 56620), (1330, 54534), (1490, 48678), (1596, 45445), (1708, 42465), (1788, 40565), (1830, 39634), (1995, 36356), (2086, 34770), (2135, 33972), (2235, 32452), (2318, 31290), (2562, 28310), (2660, 27267), (2831, 25620), (2980, 24339), (3129, 23180), (3477, 20860), (3660, 19817), (3990, 18178), (4172, 17385), (4270, 16986), (4470, 16226), (4636, 15645), (5124, 14155), (5215, 13908), (5662, 12810), (5795, 12516), (6258, 11590), (6405, 11324), (6954, 10430), (7980, 9089), (8113, 8940), (8493, 8540)]