408454020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9187}}^1$

素因数の和:9234

約数の個数: 144

約数和(自身を含む): 1404661440

約数和(自身を除く): 996207420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 7410, 8892, 9187, 11115, 14820, 18374, 22230, 27561, 36748, 44460, 45935, 55122, 82683, 91870, 110244, 119431, 137805, 165366, 174553, 183740, 238862, 275610, 330732, 349106, 358293, 413415, 477724, 523659, 551220, 597155, 698212, 716586, 826830, 872765, 1047318, 1074879, 1194310, 1433172, 1570977, 1653660, 1745530, 1791465, 2094636, 2149758, 2269189, 2388620, 2618295, 3141954, 3491060, 3582930, 4299516, 4538378, 5236590, 5374395, 6283908, 6807567, 7165860, 7854885, 9076756, 10473180, 10748790, 11345945, 13615134, 15709770, 20422701, 21497580, 22691890, 27230268, 31419540, 34037835, 40845402, 45383780, 68075670, 81690804, 102113505, 136151340, 204227010, 408454020]

約数ペア:

[(1, 408454020), (2, 204227010), (3, 136151340), (4, 102113505), (5, 81690804), (6, 68075670), (9, 45383780), (10, 40845402), (12, 34037835), (13, 31419540), (15, 27230268), (18, 22691890), (19, 21497580), (20, 20422701), (26, 15709770), (30, 13615134), (36, 11345945), (38, 10748790), (39, 10473180), (45, 9076756), (52, 7854885), (57, 7165860), (60, 6807567), (65, 6283908), (76, 5374395), (78, 5236590), (90, 4538378), (95, 4299516), (114, 3582930), (117, 3491060), (130, 3141954), (156, 2618295), (171, 2388620), (180, 2269189), (190, 2149758), (195, 2094636), (228, 1791465), (234, 1745530), (247, 1653660), (260, 1570977), (285, 1433172), (342, 1194310), (380, 1074879), (390, 1047318), (468, 872765), (494, 826830), (570, 716586), (585, 698212), (684, 597155), (741, 551220), (780, 523659), (855, 477724), (988, 413415), (1140, 358293), (1170, 349106), (1235, 330732), (1482, 275610), (1710, 238862), (2223, 183740), (2340, 174553), (2470, 165366), (2964, 137805), (3420, 119431), (3705, 110244), (4446, 91870), (4940, 82683), (7410, 55122), (8892, 45935), (9187, 44460), (11115, 36748), (14820, 27561), (18374, 22230)]