29896880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 84369600

約数和(自身を除く): 54472720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 89, 95, 104, 130, 136, 152, 170, 178, 190, 208, 221, 247, 260, 272, 304, 323, 340, 356, 380, 442, 445, 494, 520, 646, 680, 712, 760, 884, 890, 988, 1040, 1105, 1157, 1235, 1292, 1360, 1424, 1513, 1520, 1615, 1691, 1768, 1780, 1976, 2210, 2314, 2470, 2584, 3026, 3230, 3382, 3536, 3560, 3952, 4199, 4420, 4628, 4940, 5168, 5785, 6052, 6460, 6764, 7120, 7565, 8398, 8455, 8840, 9256, 9880, 11570, 12104, 12920, 13528, 15130, 16796, 16910, 17680, 18512, 19669, 19760, 20995, 21983, 23140, 24208, 25840, 27056, 28747, 30260, 33592, 33820, 39338, 41990, 43966, 46280, 57494, 60520, 67184, 67640, 78676, 83980, 87932, 92560, 98345, 109915, 114988, 121040, 135280, 143735, 157352, 167960, 175864, 196690, 219830, 229976, 287470, 314704, 335920, 351728, 373711, 393380, 439660, 459952, 574940, 747422, 786760, 879320, 1149880, 1494844, 1573520, 1758640, 1868555, 2299760, 2989688, 3737110, 5979376, 7474220, 14948440, 29896880]

約数ペア:

[(1, 29896880), (2, 14948440), (4, 7474220), (5, 5979376), (8, 3737110), (10, 2989688), (13, 2299760), (16, 1868555), (17, 1758640), (19, 1573520), (20, 1494844), (26, 1149880), (34, 879320), (38, 786760), (40, 747422), (52, 574940), (65, 459952), (68, 439660), (76, 393380), (80, 373711), (85, 351728), (89, 335920), (95, 314704), (104, 287470), (130, 229976), (136, 219830), (152, 196690), (170, 175864), (178, 167960), (190, 157352), (208, 143735), (221, 135280), (247, 121040), (260, 114988), (272, 109915), (304, 98345), (323, 92560), (340, 87932), (356, 83980), (380, 78676), (442, 67640), (445, 67184), (494, 60520), (520, 57494), (646, 46280), (680, 43966), (712, 41990), (760, 39338), (884, 33820), (890, 33592), (988, 30260), (1040, 28747), (1105, 27056), (1157, 25840), (1235, 24208), (1292, 23140), (1360, 21983), (1424, 20995), (1513, 19760), (1520, 19669), (1615, 18512), (1691, 17680), (1768, 16910), (1780, 16796), (1976, 15130), (2210, 13528), (2314, 12920), (2470, 12104), (2584, 11570), (3026, 9880), (3230, 9256), (3382, 8840), (3536, 8455), (3560, 8398), (3952, 7565), (4199, 7120), (4420, 6764), (4628, 6460), (4940, 6052), (5168, 5785)]