202805240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1485

約数の個数: 128

約数和(自身を含む): 555206400

約数和(自身を除く): 352401160

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 646, 680, 748, 760, 836, 935, 1045, 1292, 1427, 1496, 1615, 1672, 1870, 2090, 2584, 2854, 3230, 3553, 3740, 4180, 5708, 6460, 7106, 7135, 7480, 8360, 11416, 12920, 14212, 14270, 15697, 17765, 24259, 27113, 28424, 28540, 31394, 35530, 48518, 54226, 57080, 62788, 71060, 78485, 97036, 108452, 121295, 125576, 135565, 142120, 156970, 194072, 216904, 242590, 266849, 271130, 298243, 313940, 460921, 485180, 533698, 542260, 596486, 627880, 921842, 970360, 1067396, 1084520, 1192972, 1334245, 1491215, 1843684, 2134792, 2304605, 2385944, 2668490, 2982430, 3687368, 4609210, 5070131, 5336980, 5964860, 9218420, 10140262, 10673960, 11929720, 18436840, 20280524, 25350655, 40561048, 50701310, 101402620, 202805240]

約数ペア:

[(1, 202805240), (2, 101402620), (4, 50701310), (5, 40561048), (8, 25350655), (10, 20280524), (11, 18436840), (17, 11929720), (19, 10673960), (20, 10140262), (22, 9218420), (34, 5964860), (38, 5336980), (40, 5070131), (44, 4609210), (55, 3687368), (68, 2982430), (76, 2668490), (85, 2385944), (88, 2304605), (95, 2134792), (110, 1843684), (136, 1491215), (152, 1334245), (170, 1192972), (187, 1084520), (190, 1067396), (209, 970360), (220, 921842), (323, 627880), (340, 596486), (374, 542260), (380, 533698), (418, 485180), (440, 460921), (646, 313940), (680, 298243), (748, 271130), (760, 266849), (836, 242590), (935, 216904), (1045, 194072), (1292, 156970), (1427, 142120), (1496, 135565), (1615, 125576), (1672, 121295), (1870, 108452), (2090, 97036), (2584, 78485), (2854, 71060), (3230, 62788), (3553, 57080), (3740, 54226), (4180, 48518), (5708, 35530), (6460, 31394), (7106, 28540), (7135, 28424), (7480, 27113), (8360, 24259), (11416, 17765), (12920, 15697), (14212, 14270)]