291208980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12413}}^1$

素因数の和:12465

約数の個数: 96

約数和(自身を含む): 900958464

約数和(自身を除く): 609749484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 3910, 4692, 5865, 7820, 11730, 12413, 23460, 24826, 37239, 49652, 62065, 74478, 124130, 148956, 186195, 211021, 248260, 285499, 372390, 422042, 570998, 633063, 744780, 844084, 856497, 1055105, 1141996, 1266126, 1427495, 1712994, 2110210, 2532252, 2854990, 3165315, 3425988, 4220420, 4282485, 4853483, 5709980, 6330630, 8564970, 9706966, 12661260, 14560449, 17129940, 19413932, 24267415, 29120898, 48534830, 58241796, 72802245, 97069660, 145604490, 291208980]

約数ペア:

[(1, 291208980), (2, 145604490), (3, 97069660), (4, 72802245), (5, 58241796), (6, 48534830), (10, 29120898), (12, 24267415), (15, 19413932), (17, 17129940), (20, 14560449), (23, 12661260), (30, 9706966), (34, 8564970), (46, 6330630), (51, 5709980), (60, 4853483), (68, 4282485), (69, 4220420), (85, 3425988), (92, 3165315), (102, 2854990), (115, 2532252), (138, 2110210), (170, 1712994), (204, 1427495), (230, 1266126), (255, 1141996), (276, 1055105), (340, 856497), (345, 844084), (391, 744780), (460, 633063), (510, 570998), (690, 422042), (782, 372390), (1020, 285499), (1173, 248260), (1380, 211021), (1564, 186195), (1955, 148956), (2346, 124130), (3910, 74478), (4692, 62065), (5865, 49652), (7820, 37239), (11730, 24826), (12413, 23460)]