221759460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 144

約数和(自身を含む): 732631536

約数和(自身を除く): 510872076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 97, 117, 130, 156, 180, 194, 195, 234, 260, 291, 388, 390, 468, 485, 582, 585, 780, 873, 970, 977, 1164, 1170, 1261, 1455, 1746, 1940, 1954, 2340, 2522, 2910, 2931, 3492, 3783, 3908, 4365, 4885, 5044, 5820, 5862, 6305, 7566, 8730, 8793, 9770, 11349, 11724, 12610, 12701, 14655, 15132, 17460, 17586, 18915, 19540, 22698, 25220, 25402, 29310, 35172, 37830, 38103, 43965, 45396, 50804, 56745, 58620, 63505, 75660, 76206, 87930, 94769, 113490, 114309, 127010, 152412, 175860, 189538, 190515, 226980, 228618, 254020, 284307, 379076, 381030, 457236, 473845, 568614, 571545, 762060, 852921, 947690, 1137228, 1143090, 1231997, 1421535, 1705842, 1895380, 2286180, 2463994, 2843070, 3411684, 3695991, 4264605, 4927988, 5686140, 6159985, 7391982, 8529210, 11087973, 12319970, 14783964, 17058420, 18479955, 22175946, 24639940, 36959910, 44351892, 55439865, 73919820, 110879730, 221759460]

約数ペア:

[(1, 221759460), (2, 110879730), (3, 73919820), (4, 55439865), (5, 44351892), (6, 36959910), (9, 24639940), (10, 22175946), (12, 18479955), (13, 17058420), (15, 14783964), (18, 12319970), (20, 11087973), (26, 8529210), (30, 7391982), (36, 6159985), (39, 5686140), (45, 4927988), (52, 4264605), (60, 3695991), (65, 3411684), (78, 2843070), (90, 2463994), (97, 2286180), (117, 1895380), (130, 1705842), (156, 1421535), (180, 1231997), (194, 1143090), (195, 1137228), (234, 947690), (260, 852921), (291, 762060), (388, 571545), (390, 568614), (468, 473845), (485, 457236), (582, 381030), (585, 379076), (780, 284307), (873, 254020), (970, 228618), (977, 226980), (1164, 190515), (1170, 189538), (1261, 175860), (1455, 152412), (1746, 127010), (1940, 114309), (1954, 113490), (2340, 94769), (2522, 87930), (2910, 76206), (2931, 75660), (3492, 63505), (3783, 58620), (3908, 56745), (4365, 50804), (4885, 45396), (5044, 43965), (5820, 38103), (5862, 37830), (6305, 35172), (7566, 29310), (8730, 25402), (8793, 25220), (9770, 22698), (11349, 19540), (11724, 18915), (12610, 17586), (12701, 17460), (14655, 15132)]